Home / 67,160.46-92,684.55-38,860.66

Finding the Fourth Proportional to 67,160.46, 92,684.55 and 38,860.66

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Solution

The fourth proportional to 67,160.46, 92,684.55 and 38,860.66 is: 53,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,160.46 : 92,684.55 = 38,860.66 : x
  2. Step 2: Convert to fraction form
    67,160.46/92,684.55 = 38,860.66/x
  3. Step 3: Cross multiply
    67,160.46x = 92,684.55 × 38,860.66
  4. Step 4: Simplify right side
    67,160.46x = 3,601,782,784.80
  5. Step 5: Solve for x
    x = 3,601,782,784.80/67,160.46
  6. Step 6: Final answer
    x = 53,629.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.